Adrenaline GTS Size Guide: Fit, Width & Size Chart

Runs half-size large

The Brooks Adrenaline GTS runs half-size large. Start by checking half a size down from your usual US size. Available in standard (D) width only. Use the table below to convert your foot length in millimetres straight to US, UK, EU and CM sizes — the one measurement every system agrees on.

Best fit recommendation for Brooks Adrenaline GTS

For a 277 mm foot, Brooks Adrenaline GTS runs large. Best fit: US 10.5 (likely US 9.5–11.5), UK 9.5, EU 41, 27.5 cm — confidence 50%.

Recommended size for a 277 mm foot on Brooks Adrenaline GTS (best fit + range, not a guarantee)
Best fit Likely range UK EU CM Confidence
US 10.5 US 9.5–11.5 9.5 41 27.5 50%

Evidence: 1 sources · no lab measurement in this record

See how we calculate for the methodology. Sizes vary by model and foot shape; this is an estimate, not a guarantee.

Save this Adrenaline GTS fit

Keep your foot length, width and usual size available while checking other models or brands.

Local-only by default. Share links include foot length, width and note in the URL, so use them only with people you trust.

Saved only in this browser. No account required.

Does the Adrenaline GTS run true to size?

Across our data the Brooks Adrenaline GTS runs half-size large. Start by checking half a size down from your usual US size.

Adrenaline GTS size conversion chart

Adrenaline GTS sizes by foot length. US Men's, US Women's, UK, EU and CM. The highlighted row is the model's true-to-size anchor.
Foot length US Men US Women UK EU CM
255.9mm 8 9.5 7 38 25.5
260.1mm 8.5 10 7.5 39 26
264.3mm 9 10.5 8 40 26.5
268.5mm 9.5 11 8.5 40 27
272.8mm 10 11.5 9 41 27.5
277mm 10.5 12 9.5 42 27.5
281.2mm 11 12.5 10 42 28
285.5mm 11.5 13 10.5 43 28.5
289.7mm 12 13.5 11 43 29
293.9mm 12.5 14 11.5 44 29.5
298.2mm 13 14.5 12 45 30

EU sizes are always rounded to a whole size — treat the EU column as the closest honest match.

Adrenaline GTS width availability

Available in standard (D) width only.

Only the standard (D) width is offered, so very wide or very narrow feet may need to adjust length or choose a brand with more width grades.

Expert fit notes

Stability shoe runs slightly large like the Ghost line. Half-size down recommended for many; excellent for overpronators.

Where this data comes from

Built from 1 source and 936 measurements. See how we calculate for how confidence is scored.